GB2245067A - Humidity resistant meter reading device - Google Patents

Humidity resistant meter reading device

Info

Publication number
GB2245067A
GB2245067A GB9101531A GB9101531A GB2245067A GB 2245067 A GB2245067 A GB 2245067A GB 9101531 A GB9101531 A GB 9101531A GB 9101531 A GB9101531 A GB 9101531A GB 2245067 A GB2245067 A GB 2245067A
Authority
GB
United Kingdom
Prior art keywords
reading device
meter reading
humidity resistant
resistant meter
humidity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB9101531A
Other versions
GB2245067B (en
GB9101531D0 (en
Inventor
John A King
Harley J Staber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CCS Holdings Inc
Original Assignee
Siecor Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siecor Corp filed Critical Siecor Corp
Publication of GB9101531D0 publication Critical patent/GB9101531D0/en
Publication of GB2245067A publication Critical patent/GB2245067A/en
Application granted granted Critical
Publication of GB2245067B publication Critical patent/GB2245067B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
    • G01D5/241—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes
    • G01D5/2412—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes by varying overlap

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
GB9101531A 1988-08-15 1991-01-24 Humidity resistant meter reading device Expired - Lifetime GB2245067B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/232,214 US4924407A (en) 1988-08-15 1988-08-15 Humidity resistant meter reading device
PCT/US1988/003911 WO1990001760A1 (en) 1988-08-15 1988-11-02 Humidity resistant meter reading device

Publications (3)

Publication Number Publication Date
GB9101531D0 GB9101531D0 (en) 1991-09-18
GB2245067A true GB2245067A (en) 1991-12-18
GB2245067B GB2245067B (en) 1992-10-21

Family

ID=22872291

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9101531A Expired - Lifetime GB2245067B (en) 1988-08-15 1991-01-24 Humidity resistant meter reading device

Country Status (9)

Country Link
US (1) US4924407A (en)
JP (1) JPH04502823A (en)
AU (1) AU622842B2 (en)
BR (1) BR8807914A (en)
CA (1) CA1284182C (en)
DE (1) DE3891367C2 (en)
GB (1) GB2245067B (en)
NZ (1) NZ226780A (en)
WO (1) WO1990001760A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2003095A1 (en) * 1989-10-20 1991-04-20 Siecor Corporation An improved meter reading device
US5030950A (en) * 1989-10-23 1991-07-09 Siecor Corporation Switched capacitance meter reading device
US4999734A (en) * 1990-01-02 1991-03-12 Siecor Corporation Electrode array made from concave electrodes for meter reading device
US5159335A (en) * 1990-01-19 1992-10-27 Siecor Corporation Switched capacitance automatic meter reading device
US5136286A (en) * 1990-01-29 1992-08-04 Siecor Corporation Switched capacitance meter reading device using variable width electrodes
US5249952A (en) * 1992-04-24 1993-10-05 Cosmos Ventures, Inc. Exhaust fume energy source and waste combustion apparatus
IT1260509B (en) * 1992-06-02 1996-04-09 Roberto Cerini INTELLIGENT SENSOR WITH DIGITAL OUTPUT AND CONTROL INCLUDING A TRANSDUCER FOR ABSOLUTE MEASUREMENT OF LINEAR AND ANGULAR MOVEMENTS
US5554981A (en) * 1994-08-31 1996-09-10 Badger Meter, Inc. Capacitive number wheel encoder for utility meters
IL112218A0 (en) * 1995-01-02 1995-03-30 Netzer Yishay A method and apparatus for measuring linear displacements
AT405104B (en) * 1997-03-21 1999-05-25 Brasseur Georg Dipl Ing Dr CAPACITIVE ROTARY ANGLE AND ANGLE SPEED SENSOR AND MEASURING DEVICE FOR SUCH A
DE19908612B4 (en) * 1999-02-27 2004-06-03 Horst Prof. Dr. Ziegler Arrangement for detecting a rotation of a rotating element
JP2007537298A (en) * 2004-05-14 2007-12-20 フロウメディカ， インコーポレイテッド Bilateral local renal delivery for the treatment of congestive heart failure and BNP therapy
DE102005021350A1 (en) * 2005-05-04 2006-12-28 Prefag Carl Rivoir GmbH & Co. Fabrik f. Präzisionsteile KG measuring unit
US11181397B2 (en) 2019-11-01 2021-11-23 Sensus Spectrum, Llc High-resolution index (HRI) detector modules including capacitive sensors and related systems
DE102020106010A1 (en) * 2020-03-05 2021-09-09 Weidmüller Interface GmbH & Co. KG Monitoring device, monitoring arrangement and monitoring method for monitoring a screw connection of an object
CN117916557A (en) 2021-09-09 2024-04-19 西门子股份公司 Capacitive reading device for pointer instrument

Citations (7)

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Publication number Priority date Publication date Assignee Title
US4007454A (en) * 1975-09-12 1977-02-08 Charles J. Cain Apparatus for remotely determining the angular orientation, speed, and/or direction of rotation of objects
US4165505A (en) * 1975-09-12 1979-08-21 Cain Charles J Apparatus for remotely determining the angular orientation, speed, and/or direction of rotation of objects
US4429308A (en) * 1976-09-30 1984-01-31 Charles J. Cain Electrode or pole piece array for creating prescribed electric or magnetic fields
US4477860A (en) * 1983-09-19 1984-10-16 Cain Encoder Company Electrode array
US4606008A (en) * 1983-07-25 1986-08-12 Cain Encoder Company Angular position detector
US4743902A (en) * 1977-12-09 1988-05-10 Stiftelsen Institutet For Mikrovagsteknik Vid Tekniska Hogskolan Measuring device for capacitive determination of the relative position of the two with respect to one another movable parts
US4779094A (en) * 1985-11-23 1988-10-18 Lee Doo S Apparatus for remotely determining the angular orientation, speed and/or direction of rotary objects

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US3068456A (en) * 1957-11-01 1962-12-11 Telecomputing Corp Resolver digitizing system
GB990928A (en) * 1962-11-23 1965-05-05 Ass Elect Ind Improvements relating to apparatus for producing signals indicative of relative position
US3355806A (en) * 1964-03-02 1967-12-05 Bendix Corp Test standard device for discrete angle values
US3500365A (en) * 1968-11-12 1970-03-10 Charles J Cain Apparatus for remotely determining the angular orientation,speed,and/or direction of rotation of objects
US3732553A (en) * 1971-04-16 1973-05-08 Spearhead Inc Capacitive pick-off transducer
JPS5412824B2 (en) * 1972-04-20 1979-05-25
JPS5524044A (en) * 1978-08-09 1980-02-20 Maezawa Kogyo Residual water discharve method of fire hydrant
US4433332A (en) * 1980-11-24 1984-02-21 Cain Encoder Co. Apparatus for remotely determining the position of rotating objects
US4488152A (en) * 1982-02-01 1984-12-11 Schlumberger Canada Limited Register position sensing and controlling apparatus
US4479094A (en) * 1982-05-26 1984-10-23 Raytheon Company Differential amplifier
GB2133889A (en) * 1983-01-19 1984-08-01 Lucas Ind Plc Capacitance displacement transducers
US4556849A (en) * 1983-03-01 1985-12-03 Vsesojuzny Nauchno-Issledovatelsky Institut Nerudnykh Stroitelnykh Materialov Gidromekhanizatsii Apparatus for measuring the grain-size composition of powders
DE3317463C2 (en) * 1983-05-13 1985-05-23 Forschungsgesellschaft für Uhren- und Feingeräte -Technik e.V., 7000 Stuttgart Contactless pointer position detection device
US4556844A (en) * 1983-11-02 1985-12-03 Cain Encoder Company Apparatus for mounting an electrical sensing device or encoder on a data output indicator or meter
JPS61271411A (en) * 1985-05-27 1986-12-01 Mitsutoyo Mfg Corp Electro-static capacity type encoder
DE3530326A1 (en) * 1985-08-24 1987-02-26 Hell Rudolf Dr Ing Gmbh INTEGRATING CONDENSER
KR890002319B1 (en) * 1985-12-30 1989-06-30 이두수 Sensor of rotary and encorder of sensor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4007454A (en) * 1975-09-12 1977-02-08 Charles J. Cain Apparatus for remotely determining the angular orientation, speed, and/or direction of rotation of objects
US4165505A (en) * 1975-09-12 1979-08-21 Cain Charles J Apparatus for remotely determining the angular orientation, speed, and/or direction of rotation of objects
US4429308A (en) * 1976-09-30 1984-01-31 Charles J. Cain Electrode or pole piece array for creating prescribed electric or magnetic fields
US4743902A (en) * 1977-12-09 1988-05-10 Stiftelsen Institutet For Mikrovagsteknik Vid Tekniska Hogskolan Measuring device for capacitive determination of the relative position of the two with respect to one another movable parts
US4606008A (en) * 1983-07-25 1986-08-12 Cain Encoder Company Angular position detector
US4477860A (en) * 1983-09-19 1984-10-16 Cain Encoder Company Electrode array
US4779094A (en) * 1985-11-23 1988-10-18 Lee Doo S Apparatus for remotely determining the angular orientation, speed and/or direction of rotary objects

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Motorola, 1979,"Motorola Linear Intergrated Circuits: LM108,LM208, LM308 " , page 3-31 *

Also Published As

Publication number Publication date
NZ226780A (en) 1990-12-21
GB2245067B (en) 1992-10-21
DE3891367C2 (en) 1994-03-03
AU622842B2 (en) 1992-04-16
JPH04502823A (en) 1992-05-21
AU3445589A (en) 1990-03-05
WO1990001760A1 (en) 1990-02-22
CA1284182C (en) 1991-05-14
GB9101531D0 (en) 1991-09-18
US4924407A (en) 1990-05-08
BR8807914A (en) 1991-05-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981102